Pith Number

pith:GPJJTELA

pith:2009:GPJJTELACUDJFJTNDWUH2UQU6S

not attested not anchored not stored refs pending

ESO 381-47, an early-type galaxy with extended HI and a star forming ring

David Schiminovich, J. E. Hibbard, Jennifer L. Donovan, J. H. van Gorkom, J. M. van der Hulst, Paolo Serra, Raffaella Morganti, S. C. Trager, Tom Oosterloo

arxiv:0903.5331 v1 · 2009-03-30 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GPJJTELACUDJFJTNDWUH2UQU6S}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:14:08.782941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33d2999160150692a66d1da87d5214f4ac4cf283ad9f0112f07abe13fdb118af

Aliases

arxiv: 0903.5331 · arxiv_version: 0903.5331v1 · doi: 10.48550/arxiv.0903.5331 · pith_short_12: GPJJTELACUDJ · pith_short_16: GPJJTELACUDJFJTN · pith_short_8: GPJJTELA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GPJJTELACUDJFJTNDWUH2UQU6S \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 33d2999160150692a66d1da87d5214f4ac4cf283ad9f0112f07abe13fdb118af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cf072db44ecf32524bbe1ba30bf1da64af0a17b35c1eee2ef306e59a495862f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-03-30T22:00:07Z",
    "title_canon_sha256": "02182f7e8f8b68336c6b6ba3b4b2d23f9ddb6908e94abe69654929c1c1473ca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5331",
    "kind": "arxiv",
    "version": 1
  }
}